Watch List notes:

The Roman Empire

Gallienus, sole reign 260 – 268. Quinarius 262, AV 1.61 g. GALLIENVS AVG Laureate and cuirassed bust r. Rev. IOVIS – STATOR Jupiter standing to front, head r., holding sceptre and thunderbolt. C –, cf. 387 (for reverse type). RIC –, cf. 49 (for reverse type). Göbl 680g and pl. 52, 680g (this coin). Biaggi 1462 (this coin). Calicó 3523 (this coin).
An apparently unique variety. Insignificant areas of weakness,
otherwise extremely fine

Provenance
Leo Biaggi de Blasys (1906-1979) Collection, acquired privately in 1978 by Bank Leu (Zürich) and a partner.
Sold by Münzen & Medaillen AG, Basel, auction 35, 16-17 June 1967, lot 114.
Sold by Numismatica Ars Classica, Zürich, auction 49, 21 October 2008, lot 379.
Sold by Maison Palombo, Marseille, auction 8, 27 November 2009, lot 41.